package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@RestControllerAdvice
@Slf4j
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题{},异常类型：{}，", e.getMessage(), e.getClass());
        BindingResult result = e.getBindingResult();
        //获取检验信息返回
        Map<String, String> errorMap = new HashMap<>();
        result.getFieldErrors().forEach((item) -> {
            String field = item.getField();
            String message = item.getDefaultMessage();
            errorMap.put(field, message);
        });

        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",errorMap);

    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){

        log.error("错误：",throwable);
        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
    }
}
